diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2b01984a..886a227c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,7 @@
Added an antispam skip list to ensure messages from designated addresses are not forwarded to the AI [#743].
Fix: Correctly setting the end date for a new calendar event [#750].
Now it's possibile to use different date and time formats in the AI output when creating a calendar event [#737].
+ Added the {%mail_full_headers%} placeholder to retrieve all the email headers at once [#713].
...
Version 4.0.3 - 20/03/2026
diff --git a/options/mzta-release-notes.html b/options/mzta-release-notes.html
index ba865582..d1849dcc 100644
--- a/options/mzta-release-notes.html
+++ b/options/mzta-release-notes.html
@@ -19,6 +19,7 @@
Added an antispam skip list to ensure messages from designated addresses are not forwarded to the AI [#743].
Fix: Correctly setting the end date for a new calendar event [#750].
Now it's possibile to use different date and time formats in the AI output when creating a calendar event [#737].
+ Added the {%mail_full_headers%} placeholder to retrieve all the email headers at once [#713].
...
Version 4.0.3 - 20/03/2026